173439720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:532

約数の個数: 192

約数和(自身を含む): 600210000

約数和(自身を除く): 426770280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 37, 40, 45, 58, 60, 72, 74, 87, 90, 111, 116, 120, 145, 148, 174, 180, 185, 222, 232, 261, 290, 296, 333, 348, 360, 370, 435, 444, 449, 522, 555, 580, 666, 696, 740, 870, 888, 898, 1044, 1073, 1110, 1160, 1305, 1332, 1347, 1480, 1665, 1740, 1796, 2088, 2146, 2220, 2245, 2610, 2664, 2694, 3219, 3330, 3480, 3592, 4041, 4292, 4440, 4490, 5220, 5365, 5388, 6438, 6660, 6735, 8082, 8584, 8980, 9657, 10440, 10730, 10776, 12876, 13021, 13320, 13470, 16095, 16164, 16613, 17960, 19314, 20205, 21460, 25752, 26042, 26940, 32190, 32328, 33226, 38628, 39063, 40410, 42920, 48285, 49839, 52084, 53880, 64380, 65105, 66452, 77256, 78126, 80820, 83065, 96570, 99678, 104168, 117189, 128760, 130210, 132904, 149517, 156252, 161640, 166130, 193140, 195315, 199356, 234378, 249195, 260420, 299034, 312504, 332260, 386280, 390630, 398712, 468756, 481777, 498390, 520840, 585945, 598068, 664520, 747585, 781260, 937512, 963554, 996780, 1171890, 1196136, 1445331, 1495170, 1562520, 1927108, 1993560, 2343780, 2408885, 2890662, 2990340, 3854216, 4335993, 4687560, 4817770, 5781324, 5980680, 7226655, 8671986, 9635540, 11562648, 14453310, 17343972, 19271080, 21679965, 28906620, 34687944, 43359930, 57813240, 86719860, 173439720]

約数ペア:

[(1, 173439720), (2, 86719860), (3, 57813240), (4, 43359930), (5, 34687944), (6, 28906620), (8, 21679965), (9, 19271080), (10, 17343972), (12, 14453310), (15, 11562648), (18, 9635540), (20, 8671986), (24, 7226655), (29, 5980680), (30, 5781324), (36, 4817770), (37, 4687560), (40, 4335993), (45, 3854216), (58, 2990340), (60, 2890662), (72, 2408885), (74, 2343780), (87, 1993560), (90, 1927108), (111, 1562520), (116, 1495170), (120, 1445331), (145, 1196136), (148, 1171890), (174, 996780), (180, 963554), (185, 937512), (222, 781260), (232, 747585), (261, 664520), (290, 598068), (296, 585945), (333, 520840), (348, 498390), (360, 481777), (370, 468756), (435, 398712), (444, 390630), (449, 386280), (522, 332260), (555, 312504), (580, 299034), (666, 260420), (696, 249195), (740, 234378), (870, 199356), (888, 195315), (898, 193140), (1044, 166130), (1073, 161640), (1110, 156252), (1160, 149517), (1305, 132904), (1332, 130210), (1347, 128760), (1480, 117189), (1665, 104168), (1740, 99678), (1796, 96570), (2088, 83065), (2146, 80820), (2220, 78126), (2245, 77256), (2610, 66452), (2664, 65105), (2694, 64380), (3219, 53880), (3330, 52084), (3480, 49839), (3592, 48285), (4041, 42920), (4292, 40410), (4440, 39063), (4490, 38628), (5220, 33226), (5365, 32328), (5388, 32190), (6438, 26940), (6660, 26042), (6735, 25752), (8082, 21460), (8584, 20205), (8980, 19314), (9657, 17960), (10440, 16613), (10730, 16164), (10776, 16095), (12876, 13470), (13021, 13320)]